BenQ Q7T4-FP71G, Service Manual

Page: 5 / 66

Q7T4-FP71G LCD Monitor Service Guide
Alignment Procedure
5
Confidential
Read C/T index from EEPROM A3 94 XX cksum
√
1=C1/9300/Bluish,
2=C2/6500/sRGB/,
3=C3/5800/Reddish,
4=User, 5=Cx
Read OSD-Hpos EEPROM A3 95 XX cksum
√
Read OSD-Vpos from EEPROM A3 96 XX cksum
√
Read Language from EEPROM A3 97 XX cksum
√
0=DE, 1=EN, 2=ES, 3=FR,
4=IT, 5=JA, 6=
繁中 , 7= 簡中
Read OSD Timer from EEPROM A3 98 XX cksum
√
Read Volume from EEPROM A3 99 XX cksum
√
Read Gamma index from EEPROM A3 9A XX cksum
√
For model with Gamma curve
selection function
Read OSD Transparency from EEPROM A3 9E XX cksum
√
Read OSD Rotation from EEPROM A3 9F XX cksum
√
Change Color Temp. to C1/9300K/Bluish CC 01 XX cksum
√
Change Color Temp. to C2/6500K/sRGB CC 02 XX cksum
√
Change Color Temp. to C3/5800K/Reddish CC 03 XX cksum
√
Change Color Temp. to User CC 04 XX cksum
√
Change C/T immediately. And
store C/T index to EEPROM.
Change Color Temp. to Cx CC 05 XX cksum
√
Reserved
Change Input Source to D-Sub CD 01 XX cksum
√
Change Input Source to DVI CD 02 XX cksum
√
On burn in mode CE 01 XX cksum
√
Store data to EEPROM
Off burn in mode CE XX* XX cksum
√
XX* = Non “1” value
Store data to EEPROM
Monitor is forced power saving CF 01 XX cksum
√
Monitor wake up from power saving CF XX* XX cksum
√
XX* = Non “1” value
User mode to factory mode 1A 5A XX cksum
√
Auto Color (Offset1, Offset2, Gain) 1B 5A XX cksum
√
Copy EDID Serial number to EEPROM
1C 5A XX cksum
√
For specified
“
Industry
Customer
”
model.
Factory mode to User mode 1E 5A XX cksum
√
Clear user mode and factory recall 1F 5A XX cksum
√
Store data to EEPROM
Write EDID data to MCU DDC RAM
55 NA NA NA
√
For MTV312 MCU type
Copy DDC RAM data to EEPROM
BB NA NA NA
√
For MTV312 MCU type
Drive WP pin to low to enable write DDC IC
55 NA NA NA
√
For stand alone DDC IC
Drive WP pin to high to disenable write function
BB NA NA NA
√
For stand alone DDC IC
EEPROM Bank R/W (For Debug using only, not for Production Line Write EEPROM directly)
Read EEPROM Bank 0 B0
Address
XX cksum
√
Read EEPROM Bank 1 B1
Address
XX cksum
√
Read EEPROM Bank 2 B2
Address
XX cksum
√
(For 24C08 type)
Read EEPROM Bank 3 B3
Address
XX cksum
√
(For 24C08 type)
Write EEPROM Bank 0 B8
Address
Data cksum
√
Write EEPROM Bank 1 B9
Address
Data cksum
√
Write EEPROM Bank 2 BA
Address
Data cksum
√
(For 24C08 type)
Write EEPROM Bank 3 BB
Address
Data cksum
√
(For 24C08 type)